Home / 214,775.30-321,858.29-158,171.49

Finding the Fourth Proportional to 214,775.30, 321,858.29 and 158,171.49

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Solution

The fourth proportional to 214,775.30, 321,858.29 and 158,171.49 is: 237,032.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,775.30 : 321,858.29 = 158,171.49 : x
  2. Step 2: Convert to fraction form
    214,775.30/321,858.29 = 158,171.49/x
  3. Step 3: Cross multiply
    214,775.30x = 321,858.29 × 158,171.49
  4. Step 4: Simplify right side
    214,775.30x = 50,908,805,693.58
  5. Step 5: Solve for x
    x = 50,908,805,693.58/214,775.30
  6. Step 6: Final answer
    x = 237,032.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.